Voltage 12, Drive End Inside Shaft Diameter Outside 16.00, Bar Lane Height 28.00, Commutator End Shaft Diameter 15.00, Commutator Outer Diameter 43.40, Drive End Inside Shaft Diameter 17.00, No./bars 30, Commutator Height 34.00, Commutator Diameter 37.50, Commutator Distance 28.00, Core Diameter 65.00, Shaft length 233.00, Remarks 30 A.